Infinite Alchemy AI: Infinite Craft-style element combining in one HTML file — offline recipe book works with no key; paste your own Gemini key and unknown combos get synthesized live by the model.
Free HTML5 Games — Play Online or Embed on Your Site
Complete browser games, each in a single HTML file: play them right here, download them free, or embed them on your own site with one iframe tag. No ads, no tracking, no dependencies — open source (MIT) with the exact AI prompts that built them.
Puzzle HTML5 Games
Sudoku, 2048, Minesweeper — logic classics done right.
2048Zip: the classic sliding puzzle with score, best score, one-step undo and keep-playing mode. One file, embed it anywhere.
MineZip: classic minesweeper with three difficulties, guaranteed-safe first click, flag mode for touch and best times. One file.
SudoZip: a full Sudoku game in one HTML file — unique-solution generator, 4 difficulties, notes, hints, auto-save. Embed it anywhere.
Word HTML5 Games
Wordle-style guessing and letter games, unlimited play.
WordZip: guess the 5-letter word in 6 tries — unlimited rounds, correct double-letter coloring, stats & streaks, shareable emoji grid.
Arcade HTML5 Games
Snake and fast reflex classics on canvas.
Hyperion Breakout Pro: Arkanoid with roguelite drops in one HTML file — wide paddle, multi-ball, auto-firing laser paddle and piercing plasma capsules. Zero dependencies, mobile-ready.
SnakeZip: the classic snake on a crisp canvas — speeds up as you eat, swipe controls, best score. One file, embed it anywhere.
Casual & Memory HTML5 Games
Easy-to-learn games for kids and quick breaks.
PairZip: flip-two memory pairs with 3D card flips, three board sizes, move counter and best scores. One file, embed it anywhere.
Physics
Cosmic Merge 2D: a Suika-style space physics game in one HTML file — drop planets, merge matching pairs up a 10-tier chain from Meteor to Supernova. Zero dependencies, synthesized audio, mobile-ready.
Castle Breaker 2D: Angry Birds-style slingshot demolition in one HTML file — dotted trajectory preview, stacking physics, wood/stone/TNT blocks with chain explosions. Zero dependencies.
Tower Defense
CyberGrid Defense: a neon vector tower defense in one HTML file — 4 tower classes, 5-level upgrades, boss waves, waypoint pathing on a 19×11 grid. No Phaser, no assets, no build step.
Roguelite
Neon Swarm Survivor: a bullet-heaven roguelite in one HTML file — auto-fire, orbital blades, XP crystals and level-up cards with 6 stacking upgrades. WASD or touch-drag, zero dependencies.
Coming next
Sub-categories we're building right now — same deal: free, open source, prompts included.